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downstream HO² sensor

3K views 4 replies 4 participants last post by  MARCMEKEEL 
#1 ·
I just change out my downstream o2 censor on my 2015 chevy trax and then cleard the code for it. My check engine light just came back on and it is giving me the same code on my obdII scanner.
 
#2 ·
They you put in an aftermarket other than ACDelco or OEM? Bosch don't work well on the Ecotec
 
#4 ·
I bought a disc version of a repair manual for '13 - '16. Maybe this helps?
B52A Heated Oxygen Sensor 1 (LUV/LUJ)
B52A Heated Oxygen Sensor 1 (2H0/LFH)
B52B Heated Oxygen Sensor 2

B52A Heated Oxygen
Sensor 1 -
In the engine
compartment, in
front of the
engine, in the
exhaust
manifold
Left Front of
Engine
Components
(Encore with
LUV)
B52A Heated Oxygen
Sensor 1 (LUV)

B52B Heated Oxygen
Sensor 2 -
In the engine
compartment,
behind the
engine, in the
exhaust pipe,
after the
catalytic
converter
Right Rear of
Engine
Components
(Encore with
LUV)
B52B Heated Oxygen
Sensor 2
 
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